How many items does the company have to manufacture and sell to not lose money of the demand function is given by p=440 – 5x and the cost function is given by C(x) = 4800+40x13x?? Select one: O a. Manufacture between 0 and 30 units b. None. a Manufacture at least 20 units d. Manufacture between 20 and 30 units e. Manufacture at least 30 units​

What graph represents an even function

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?

Generate two equivalent fractions for each fraction. use fraction tiles or number lines . 3/4